Home / 2,186,077.45-3,274,724.68-1,088,555.78

Finding the Fourth Proportional to 2,186,077.45, 3,274,724.68 and 1,088,555.78

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Solution

The fourth proportional to 2,186,077.45, 3,274,724.68 and 1,088,555.78 is: 1,630,646.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,186,077.45 : 3,274,724.68 = 1,088,555.78 : x
  2. Step 2: Convert to fraction form
    2,186,077.45/3,274,724.68 = 1,088,555.78/x
  3. Step 3: Cross multiply
    2,186,077.45x = 3,274,724.68 × 1,088,555.78
  4. Step 4: Simplify right side
    2,186,077.45x = 3,564,720,465,367.75
  5. Step 5: Solve for x
    x = 3,564,720,465,367.75/2,186,077.45
  6. Step 6: Final answer
    x = 1,630,646.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.